package com.example.hibernate;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;

public class HibernateSessionFilter implements Filter {

	public void destroy() {
	}

	public void doFilter(ServletRequest arg0, ServletResponse arg1,
			FilterChain arg2) throws IOException, ServletException {
		HibernateSessionFactory.beginTransaction();
		try {
			arg2.doFilter(arg0, arg1);
			HibernateSessionFactory.tscommit();
		} catch (Exception e) {
			HibernateSessionFactory.rollTransaction();
		} finally {
			HibernateSessionFactory.closeSession();
		}

	}

	public void init(FilterConfig arg0) throws ServletException {
	}

}
